Eastwood 21489 Instructions Manual Download Page 7

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7

FIG. 10

•  The “bunching” or “pocketing” that typically occurs when shrinking can  

be quickly hammered out, or smoothed by inserting the metal deeper into  
the jaws.

•  Maximum control is achieved with the pressure exerted on the handle and 

number of strokes used while forming the metal. Move the metal back and 
forth along its length until the desired radius is obtained 

(FIG 10)

.  

NOTE:

 The Shrinker and the Stretcher Jaws are “toothed” to allow them to 

grip and “push” or “pull” the metal. These teeth leave slight markings which, 
depending on the hardness of the metal, can be removed with an abrasive 
cloth or wheel. 

NOTE:

 At this point, the basic operating instructions have been described 

and practice using the Shrinker Stretcher on scrap material is highly recom-
mended. As with many metal working tools, a period of “trial and error” is 
needed to achieve a degree of proficiency in their use. Remember, a little 
time and material wasted at this step will avoid disappointing results on an 
actual project.

STORAGE

•  Remove Handle for safety.
•  Apply a thin film of light oil or rust-preventive to all bare steel areas.
•  Store in a clean, dust-free, dry, dampness free area preferably covered with plastic sheeting.

MAINTENANCE

Maintenance should be performed before each use.

•  Clean dirt and debris from Jaw Gripping Teeth. 

NOTE:

 Forming aluminum will cause a buildup of aluminum in Gripping Teeth.  

They must be cleaned with a wire brush periodically when working with aluminum.

•  Check tightness of all hardware.
•  Check operation for binding. Lubricate sliding parts and pivot points periodically with medium bodied oil.  

NOTE:

 Use care to avoid getting oil on Jaw Gripping Teeth.

 

 

For best results and maximum forming power, insert metal 
only halfway into the Jaws.

Summary of Contents for 21489

Page 1: ...DEEP JAW SHRINKER STRETCHER INSTRUCTIONS Item 21489 ...

Page 2: ... Aluminum 16 Gauge Stainless 20 Gauge Minimum Shrinking Radius 3 for mild carbon steel only aluminum high carbon steel and stainless will be greater DANGER indicates a hazardous situation which if not avoided will result in death or serious injury WARNING indicates a hazardous situation which if not avoided could result in death or serious injury CAUTION used with the safety alert symbol indicates...

Page 3: ...an result in serious injury and or component failure Tremendous external torque loads are placed on this Shrinker Stretcher during operation This tool cannot be operated without adequate support or severe personal injury or property damage can occur if it should suddenly be become dislodged or moves while in use Before beginning ANY work with this tool it is absolutely necessary that it be securel...

Page 4: ... base FIG 1 as a guide mark the locations and centers on a piece of paper with a pencil Transfer the hole locations then drill 2 1 2 12mm mounting holes in work surface NOTE A minimum thickness of 3 16 steel or 3 4 of a solid wood surface is strongly recommended Use 2 M10 x 40mm bolts not included and washers to secure base to work surface NOTE Center hole enables the use of mounting holes drilled...

Page 5: ... Screws do not remove 2 per side with a 4mm Hex Key not included Pull Upper Jaws away from Body A FIG 6 ATTACHING JAWS Slide Lower Jaws onto Body with screw slots located under Cap Screws and Washers Tighten Lower Jaw Cap Screws with a 4mm Hex Key not included Slide Upper Jaws onto Body with screw slots located under Cap Screws and Washers Place Wire Bail over top of Actuating Bar Tighten Upper Ja...

Page 6: ...his Shrinker Stretcher during operation This tool cannot be operated with out adequate support or severe personal injury or property damage can occur if it should suddenly be become dislodged or moves while in use Before beginning ANY work with this tool it is absolutely necessary that it be securely bolted to a properly anchored heavy sturdy workbench or stand The Shrinker Stretcher exerts tremen...

Page 7: ...s highly recom mended As with many metal working tools a period of trial and error is needed to achieve a degree of proficiency in their use Remember a little time and material wasted at this step will avoid disappointing results on an actual project STORAGE Remove Handle for safety Apply a thin film of light oil or rust preventive to all bare steel areas Store in a clean dust free dry dampness fr...

Page 8: ... eastwood com PDF version of this manual is available online eastwood com 21489manual The Eastwood Company 263 Shoemaker Road Pottstown PA 19464 USA US and Canada 800 343 9353 Outside US 610 718 8335 Fax 610 323 6268 eastwood com OPTIONAL ITEMS 21491 Eastwood Elite Deep Jaw Shrinker Stretcher Stand 13475 Eastwood Electric Metal Shears 11797 Throatless Shear 14042 Versa Bend Sheet Metal Brake 20254...

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